Finding the Fourth Proportional to 4,659,589.16, 6,430,439.94 and 2,622,530.60
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Solution
The fourth proportional to 4,659,589.16, 6,430,439.94 and 2,622,530.60 is: 3,619,208.68
Step by Step Solution
- Step 1: Write the proportion equation
4,659,589.16 : 6,430,439.94 = 2,622,530.60 : x - Step 2: Convert to fraction form
4,659,589.16/6,430,439.94 = 2,622,530.60/x - Step 3: Cross multiply
4,659,589.16x = 6,430,439.94 × 2,622,530.60 - Step 4: Simplify right side
4,659,589.16x = 16,864,025,514,112.17 - Step 5: Solve for x
x = 16,864,025,514,112.17/4,659,589.16 - Step 6: Final answer
x = 3,619,208.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.